Update

LuaSnip/typst/physics2.lua

@@ -0,0 +1,67 @@
+local ls = require("luasnip")
+local s = ls.snippet
+local sn = ls.snippet_node
+local t = ls.text_node
+local i = ls.insert_node
+local f = ls.function_node
+local d = ls.dynamic_node
+local fmt = require("luasnip.extras.fmt").fmt
+local fmta = require("luasnip.extras.fmt").fmta
+local rep = require("luasnip.extras").rep
+local line_begin = require("luasnip.extras.expand_conditions").line_begin
+
+local tex = require("util.latex")
+
+local get_visual = function(args, parent)
+  if #parent.snippet.env.SELECT_RAW > 0 then
+    return sn(nil, t(parent.snippet.env.SELECT_RAW))
+  else -- If SELECT_RAW is empty, return a blank insert node
+    return sn(nil, i(1))
+  end
+end
+
+return {
+  s(
+    { trig = "bra", wordTrig = false, snippetType = "autosnippet", priority = 1000 },
+    fmta("|<> angle.r", {
+      i(1),
+    }),
+    { condition = tex.in_mathzone }
+  ),
+  s(
+    { trig = "ket", wordTrig = false, snippetType = "autosnippet", priority = 1000 },
+    fmta("angle.r <>|", {
+      i(1),
+    }),
+    { condition = tex.in_mathzone }
+  ),
+  s({ trig = "ar", snippetType = "autosnippet" }, {
+    t("angle.r"),
+  }, { condition = tex.in_mathzone }),
+  s({ trig = "al", snippetType = "autosnippet" }, {
+    t("angle.l"),
+  }, { condition = tex.in_mathzone }),
+  s(
+    { trig = "bk", snippetType = "autosnippet" },
+    c(1, {
+      sn(nil, { t("\\braket{"), i(1), t("}{"), i(2), t("}") }),
+      sn(nil, { t("\\braket[3]{"), i(1), t("}{"), i(2), t("}{"), i(3), t("}") }),
+    }),
+    { condition = tex.in_mathzone }
+  ),
+  s(
+    { trig = "ev", snippetType = "autosnippet" },
+    fmta("\\braket[1]{<>}", {
+      i(1),
+    }),
+    { condition = tex.in_mathzone }
+  ),
+  s(
+    { trig = "kb", snippetType = "autosnippet" },
+    c(1, {
+      sn(nil, { t("\\ketbra{"), i(1), t("}{"), i(2), t("}") }),
+      sn(nil, { t("\\ketbra{"), i(1), t("}["), i(2), t("]{"), i(3), t("}") }),
+    }),
+    { condition = tex.in_mathzone }
+  ),
+}